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Technology

The practical application of knowledge, especially in a particular area, is called technology. Advances in technology affect every area of our lives. This category is for questions about technology and includes everything from how to remove a scratch from a CD to applications of electronics to what polyester is made from and more.

35,090 Questions

Need for 230V at 40 amps How do you know if your generator is large enough?

Have you looked on the genny for a specification plate. if there is one, it should state the power rating and from this you can calculate the current by dividing it with the voltage. Or it might even give a current rating.

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240V times 40 Amps = 9600 Watts

So, 9600 watts is the minimum you will need (note 10,000 watts would commonly be referred to as 10 KW).

But here are some things to consider.

The big number on the side of the generator is often the maximum surge wattage that the generator can supply. If you need to run at full load for any length of time (more than a second or two), then make sure the generator is rated for 9600 W or more "continuous".

Second, make sure the 240V outlet on the generator can carry the full load. It probably can, but it's possible that the 240V outlet will have say a 30 amp breaker on it.

If you need to start a large motor (maybe on an air compressor), the starting current can be VERY high. To start an electric motor, you will likely need a generator that is 2 or 3 times bigger than is needed to run the motor.

Finally, inexpensive generators may exaggerate their ratings a bit. If you are running very close to the generators maximum rating for extended periods, you may blow the breakers, or overheat the unit. It's also likely that the voltage will drop a bit as you approach the maximum output. Low voltage can damage some things.

How much magnification does a eyepiece have?

The amount of magnification depends on the focal length of the eyepiece.

What do cell phone and radar both work using?

Both cell phones and radar systems use radio waves to transmit and receive information. Cell phones use radio waves to communicate with cell towers, while radar systems use radio waves to detect the presence, direction, distance, and speed of objects.

Fat is the most consentrated form of?

Fat is the most concentrated form of energy in the body, providing 9 calories per gram compared to 4 calories per gram from carbohydrates and proteins. It is stored in adipose tissue and serves as a high-density source of energy for the body when needed.

According to the scientific definition for work what must happen in order for work to be accomplished?

In order for work to be accomplished, there must be a force applied to an object and the object must move in the direction of the force. Work is the product of the force applied to an object and the distance over which the force is applied.

What is an electron microscope for kids?

: Electron Microscopes are scientific instruments that use a beam of highly energetic electrons to examine objects on a very fine scale. This examination can yield the following information: ; Topography : The surface features of an object or "how it looks", its texture; direct relation between these features and materials properties (hardness, reflectivity...etc.) ; Morphology : The shape and size of the particles making up the object; direct relation between these structures and materials properties (ductility, strength, reactivity...etc.) ; Composition : The elements and compounds that the object is composed of and the relative amounts of them; direct relationship between composition and materials properties (melting point, reactivity, hardness...etc.) ; Crystallographic Information : How the atoms are arranged in the object; direct relation between these arrangements and materials properties (conductivity, electrical properties, strength...etc.)

What would be a good replacement for phenolic resin in a coating that can withstand higher temperatures and still retain all the properties that phenolic resin have?

A suitable replacement for phenolic resin in high-temperature applications would be a silicone resin. Silicone resins have excellent heat resistance, chemical resistance, and adhesion properties, making them a good alternative for applications that demand high-temperature stability while retaining the desired properties of phenolic resin.

What does CDT mean?

CDT can stand for multiple things depending on the context. It could mean Central Daylight Time in reference to a time zone, the Center for Democracy and Technology as an organization, or it could also refer to Carriage and Digital Tachograph, a type of device used in transportation. More specific context would be needed to determine the exact meaning.

Who is the inventor of xray?

Wilhelm Conrad Roentgen is credited with the discovery of X-rays in 1895. He was a German physicist who accidentally discovered the X-rays while he was working on experiments with cathode rays. His discovery revolutionized the field of medicine and has had countless applications in various industries.

What is difference between medicinal and laboratory grade glycerin?

Medicinal grade glycerin is specifically designed and produced for pharmaceutical and healthcare applications, ensuring purity and safety for consumption. Laboratory grade glycerin can vary in purity and may contain impurities suitable for general laboratory use but not for human consumption.

What is the primary constituent of pencil lead?

The primary constituent of pencil lead is graphite. It is a form of carbon that is soft and brittle, allowing for smooth writing or drawing on paper.

What is the use of Californium?

Californium is primarily used in neutron radiography and as a neutron source in neutron activation analysis. It is also utilized in nuclear reactors for its ability to generate neutrons for nuclear research and medical therapy.

What is motivtion?

Motivation is your boss shouting at you to work quicker or no salary.

A water animal like an oyster whose shell has two parts hinged together?

An animal with a shell composed of two parts hinged together would be a bivalve, such as a mussel, clam, or oyster. Bivalves have two symmetrical shell halves that are connected by a hinge ligament, allowing the shell to open and close for protection and feeding. Oysters are filter feeders that play important roles in aquatic ecosystems.

Is wobble a technical term?

Yes, "wobble" is a term commonly used in molecular biology to describe the degeneracy in the genetic code, where multiple codons can code for the same amino acid. It refers to the ability of the third nucleotide in a codon to vary while still coding for the same amino acid.

How is plasma used in today's technology?

You can use plasma in a stew, cake, pie-- practically anything! As long as you're not planning on eatingit. I mean... you could eat it. But, you know. It wouldn't end well.

Why is Robert Goddard significant in history?

Robert Goddard is significant in history because he is considered the father of modern rocketry. His work laid the foundation for the development of liquid-fueled rocket engines and paved the way for space exploration. Goddard's experiments and innovations ultimately contributed to the launch of the first successful liquid-fueled rocket in 1926.

How does electricity get from a power plant to your home?

Electricity generated at a power plant is transmitted through high-voltage power lines to substations. At the substations, the voltage is reduced for distribution to homes through local power lines. The electricity enters your home through the meter and electrical panel.

What is relocation diffusion?

The spread of an idea through physical movement of people from one place to another.

What ryhmes with glowing?

Showing

Mowing

Flowing

Sewing

Blowing

Snowing

Trolling

What is a scotchkey?

There doesn't appear to be a standard term "scotchkey" in common usage. It could be a misspelling or a regional term. Can you provide any additional context or details for clarification?

How are night vision sensors made?

Night vision sensors are typically made using technologies such as image intensification or thermal imaging. Image intensification sensors amplify existing light to create a visible image in low-light conditions, while thermal imaging sensors detect differences in heat emitted by objects to create an image. These sensors are often assembled using specialized components like lenses, sensors, and processing units.

What is a gamma ray machine used for?

A gamma ray machine is primarily used for industrial applications such as radiography, material analysis, and quality control. It emits gamma rays to penetrate materials and provide detailed imaging for detecting flaws in metal components, inspecting welds, and ensuring product quality in manufacturing processes.

What things can friction cause?

Friction can cause things to change direction, slow down or stop. It also produces heat, and in extreme cases sparks.

How do you destroy the hydrogen bonds holding DNA together?

You can disrupt hydrogen bonds holding DNA together by raising the temperature above the DNA's melting point (around 90-95°C) or by changing the pH of the solution to extremes. This will cause the DNA strands to separate into single strands.